S-44615K197 1.38" ID x 1 21/32" OD x 7" Long ASME B1.20.1, ASTM A53, ASTM A733 Standard-Wall Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with black-coated steel construction for prolonged service life in demanding environments.
• Reliable leak-proof connections through precision NPT threading on both ends, ensuring secure fittings with iron and steel components.
• Optimal flow capacity and pressure handling with Schedule 40 wall thickness, suitable for Class 125 and 150 flange applications.
• Versatile multi-medium compatibility for safe use with air, natural gas, oil, steam, and water systems.
• Robust welded construction provides superior structural integrity under high-stress industrial conditions.
• Standardized dimensions (1 1/4" pipe size, 7" length) enable easy integration into existing piping layouts.
• Certified performance assurance meeting ASME, ASTM A53, and ASTM A733 standards for consistent quality and safety.

Professional Applications & Engineering Value

This black-coated steel threaded pipe nipple delivers critical engineering solutions for industrial fluid and gas transfer systems. The welded construction combined with NPT threading creates durable, pressure-tight seals that prevent leaks in high-vibration applications. Its Schedule 40 wall thickness maintains structural stability when handling aggressive media including steam, oil, and natural gas. The protective black coating significantly extends service life by resisting corrosion in humid or chemically exposed environments. Engineered for compatibility with iron and steel fittings, this nipple simplifies maintenance and installation across processing plants, utility networks, and industrial machinery requiring reliable pipe connections.

Specification Summary & Compliance

Manufactured to exacting standards with NPT thread form per ASME B1.20.1 specifications. Dimensions include 1 1/4" pipe size, 7" length, 1.38" ID, and 1 21/32" OD with 0.14" wall thickness. Compliance verified with ASTM A53 (standard for seamless and welded steel pipe) and ASTM A733 (covering welded and seamless carbon steel mechanical tubing). Suitable for pressure classes 125 and 150 with iron and steel flanges. Materials and processes adhere to industry regulations including RoHS and REACH environmental directives.